Using the freeware in GitHub, we are often confused by a phenomenon: the new version of GitHub freeware usually was released in an indefinite frequency; and developers often committed nothing for a… (More)

Three stable and simple synthetic routes of labeled D9 -Mabuterol, D9 -Bambuterol, and D9 -Cimbuterol were described with 98.5%, 99.7%, and 98.4% isotopic abundance and good purity. These structures… (More)

Fatigue life assessment is crucial for a safe operation of rotating machinery. Fracture mechanics is commonly used to evaluate the fatigue life in literature. However, the dynamic response when the… (More)

Xylotrechus tristisfaciessp. n. (Coleoptera, Cerambycidae, Cerambycinae, Clytini) from China is described and illustrated. Characters distinguishing the new species from its close relatives, which… (More)